UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SamnINq+RBB9ZHd98OZQUHJ3qPDGox7nF90OaNXuxQ4=' 
WHERE 
  key_id = '6f3a5b627b975c3281f8d661b377b2065717c79087ec53e788768004f31e84a6' 
  AND (
    token = 'SamnINq+RBB9ZHd98OZQUHJ3qPDGox7nF90OaNXuxQ4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )